fix minor bug
fix minor bug

Sean3Don/xiaohuangji,ruojiazhang-aa/xiaohuangji,wangjun/xiaohuangji,12307/xiaohuangji,ruojiazhang-aa/xiaohuangji,fxyzj/xiaohuangji,BigRocky/xiaohuangji,12307/xiaohuangji,BigRocky/xiaohuangji,fxyzj/xiaohuangji,wangjun/xiaohuangji,wong2/xiaohuangji,Sean3Don/xiaohuangji,wong2/xiaohuangji